aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/bus/vdev/rte_bus_vdev.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/bus/vdev/rte_bus_vdev.h')
-rw-r--r--drivers/bus/vdev/rte_bus_vdev.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/bus/vdev/rte_bus_vdev.h b/drivers/bus/vdev/rte_bus_vdev.h
index 41762b85..f9d8a238 100644
--- a/drivers/bus/vdev/rte_bus_vdev.h
+++ b/drivers/bus/vdev/rte_bus_vdev.h
@@ -124,6 +124,41 @@ RTE_PMD_EXPORT_NAME(nm, __COUNTER__)
#define RTE_PMD_REGISTER_ALIAS(nm, alias)\
static const char *vdrvinit_ ## nm ## _alias = RTE_STR(alias)
+typedef void (*rte_vdev_scan_callback)(void *user_arg);
+
+/**
+ * Add a callback to be called on vdev scan
+ * before reading the devargs list.
+ *
+ * This function cannot be called in a scan callback
+ * because of deadlock.
+ *
+ * @param callback
+ * The function to be called which can update the devargs list.
+ * @param user_arg
+ * An opaque pointer passed to callback.
+ * @return
+ * 0 on success, negative on error
+ */
+int
+rte_vdev_add_custom_scan(rte_vdev_scan_callback callback, void *user_arg);
+
+/**
+ * Remove a registered scan callback.
+ *
+ * This function cannot be called in a scan callback
+ * because of deadlock.
+ *
+ * @param callback
+ * The registered function to be removed.
+ * @param user_arg
+ * The associated opaque pointer or (void*)-1 for any.
+ * @return
+ * 0 on success
+ */
+int
+rte_vdev_remove_custom_scan(rte_vdev_scan_callback callback, void *user_arg);
+
/**
* Initialize a driver specified by name.
*